This is the optional 25T Aluminum Servo Arm for the Team Durango DEX408(TDRC0300) and DNX408v2 (TDRC0210) off road Buggies. FEATURES: Anodized aluminum construction 25 tooth splined hole fits Futaba, Ace and Savox servos INCLUDES: 25T Aluminum Servo Arm jxs 05/14/12 ir/jxs